/* 全局样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  width: 100%;
  font-family: 'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 14px;
  color: #333;
  background-color: #f5f7fa;
}

#app {
  height: 100%;
  width: 100%;
}

.el-card {
  margin-bottom: 20px;
}

.el-table {
  margin-top: 15px;
  font-size: 14px;
}

.el-pagination {
  margin-top: 15px;
  text-align: right;
}

/* 通用样式类 */
.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

.text-center {
  text-align: center;
}

.mb-20 {
  margin-bottom: 20px;
}

.mt-20 {
  margin-top: 20px;
}